Disable convergence for jobs with legacy engine
Disable convergence for jobs with legacy engine

Now that convergence is enabled by default let's flip
the check.

Change-Id: I775fe499546ae8adfd2a8a1c062b5754ab71b50c

openstack-infra/project-config,Tesora/tesora-project-config,dongwenjuan/project-config,dongwenjuan/project-config,openstack-infra/project-config,Tesora/tesora-project-config